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Finding the Fourth Proportional to 35.96, 53.99 and 34.48

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Solution

The fourth proportional to 35.96, 53.99 and 34.48 is: 51.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    35.96 : 53.99 = 34.48 : x
  2. Step 2: Convert to fraction form
    35.96/53.99 = 34.48/x
  3. Step 3: Cross multiply
    35.96x = 53.99 × 34.48
  4. Step 4: Simplify right side
    35.96x = 1,861.39
  5. Step 5: Solve for x
    x = 1,861.39/35.96
  6. Step 6: Final answer
    x = 51.77

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.